Order 22784.
2790 conjugacy classes of subgroups.
The subgroup lattice has 328 nodes — too large to display as a diagram.
Splittings G = N ⋊ H with N normal; H ≅ G/N.
| N | H ≅ G/N | type |
|---|---|---|
| 2. #26025457 | C2 | direct (N × H) |
| 39. C2×C4⋊Dic89 | Q8 | semidirect |
| 51. C22×Q8×C89 | Q8 | semidirect |
| 79. C4⋊Dic89 | C2×Q8 | semidirect |
| 86. C2×Q8×C89 | C2×Q8 | semidirect |
| 158. C2×C89 | #2567 | semidirect |
| 172. C89 | C2×#2567 | semidirect |
| 200. C22×Q8 | Dic178 | semidirect |
| 238. C2×Q8 | C2×Dic178 | semidirect |
| 321. C2 | #26025457 | direct (N × H) |
By isomorphism type — maximal subgroups of the same type appear once, whether or not they are normal.
| subgroup | index |
|---|---|
| C22×#15668012 | 2 |
| #26025457 | 2 |
| C2×#19151518 | 2 |
| C2×#19151505 | 2 |
| C2×#19151496 | 2 |
| C2×#19151467 | 2 |
| C2×C4×C4⋊Dic89 | 2 |
| C22×C4×Q8×C89 | 2 |
| C2×#2567 | 89 |